APPROVALS

FIRE RESISTANCE RATINGS

FIRE RESISTANCE RATINGS*	LISTING		CONSTRUCTION
UL M520(Canada)	LINK	PDF	PDF	DWG
UL M511 (US)	LINK	PDF	PDF	DWG

* For acoustic information for these assemblies, see below

 

ACOUSTIC RATINGS**

ASSEMBLY	STC	IIC
SUBFLOOR TYPE: PLYWOOD \ OSB SHEATHING
With resilient flooring (e.g. vinyl flooring)	50	40
With carpet	51	63
With lamanite flooring	54	44
With Ceramic Tile	57	45
With XX Gypsum Concrete	63	38
With XX Gypsum Concrete & Carpet	63	72
SUBFLOOR TYPE: STEEL DECK WITH 2-1/2" CONCRETE / GYPSUM CONCRETE TOPPING
With resilient flooring (e.g. vinyl flooring)	62	38
With carpet	62	70
With lamanite flooring	61	49
With Ceramic Tile	64	38
SUBFLOOR TYPE: STEEL DECK WITH 1-1/2" CONCRETE / GYPSUM CONCRETE TOPPING
With resilient flooring (e.g. vinyl flooring)	61	41
With carpet	61	65
With lamanite flooring	59	46
With Ceramic Tile	62	42

** When built in accordance with ULC M520 / UL M511